48. POLYPODIUM, EUPOLYPODIUM. 339 



forked or subpinnatifid lobes ; P. Hillebrandii, Hk. Sp. 4. p. 228, is probably a luxuriant 

 form of this species ; the pinnae are 3 in. 1., and the sori sometimes 2 to a lobe, and not 

 quite terminal. 



217. P. athyrieides, Hk. ; st. 2-3 in. 1., firm, wiry, slightly hairy ; fr. 8-12 in. 

 1., 2 in. br. ; pinnae close, linear-lanceolate, J in. br., cut] halfway down to_ the 

 rachis into close oblong lobes ; lower pinnse reduced very gradually ; texture 

 subcoriaceous ; rachis firm, slightly villose ; both sides nearly naked ; veinlets 

 simple, 1 to each lobe ; sori oblong, copious. Hk. Sp. 4. p. 224. t. 277. B. 



Hab. Peru, Matthews, 1103. 



218. P. murorum, Hk. ; rhizome stout, wide-creeping, densely clothed with 

 linear scales ; st. 4-8 in. L, wiry, glossy, naked ; fr. 4-8 in. 1., 2-3 in. br., 

 ovate-lanceolate ; pinnce quite distinct, the lower ones varying from linear and 

 nearly entire to lanceolate (f in. br.) and deeply pinnatifid ; texture coriaceous ; 

 veins hidden ; under surface thinly coated with scales ; sori large, in two long 

 rows. Hk. Sp. 4. p. 216. Ic. t. 70. 



Hab. Andes of Columbia and Ecuador. 



219. P. microphyllinum, Mett. ; st. 3-4 in. L, slender, flexuose, naked ; fr. 

 pendent, 3-4 in. L, f-1 in. br. ; pinnce erecto-patent, flexuose, | in. br., cut 

 down to the rachis into close regular obovate lobes ^ lin. br. ; texture sub- 

 coriaceous ; rachis and under side slightly villose ; veinlets immersed, 1 to each 

 lobe ; sori 1 to each lobe. 



Hab. Peru, Lechler. 



****** Fronds tri-quadripinnatifid. Sp. 220-224. 



220. P. mittefolium, Blume ; st. 1-3 in. 1., clothed with spreading ferruginous 

 hairs ; fr. 8 in. 1., 1^ in. br. ; pinnce f in. 1., ovate-lanceolate, cut down to the 

 rachis into linear-oblong or spathulate toothed or pinnatifid pinnl. \ in. 1. ; 

 texture firm, subcoriaceous ; under surface slightly hairy ; veinlets simple or forked ; 

 sori terminal. Mett. Poly. p. 54. 



Hab. Java, Zollinger, 1723, fide Mettenius. 



221. P. onustum, Hk. ; rhizome stout, wide-creeping, densely clothed with 

 grey adpressed scales ; st. 4-6 in. 1., wiry, erect, naked or slightly scaly ; fr. 

 6-12 in. L, 3-5 in. br., ovate ; lower pinnce lanceolate or subdeltoid, cut down to 

 a winged rachis into pinnatifid rhomboidal lobes ; texture thick, coriaceous ; 

 under surface with scattered scales ; sori large, prominent, often 1 to each lobe. 

 Hk. Sp. 4. p. 216. Jc. t. 749. 



Hab. Andes of Columbia and Ecuador. 



222. P. Friedrichsthalianum, Kze. ; rhizome stout, wide-creeping, clothed with 

 grey adpressed scales ; st. 3-4 in. L, wiry, erect, deciduously scaly ; fr. flaccid, 

 12-18 in. 1., 3-4 in. br. ; pinnce very numerous, imbricated, deltoid, the largest 

 2 in. L, 1 in. br., cut down to the rachis into deeply pinnatifid blunt linear 

 pinnl. with short blunt lobes ; rachis and under side densely scaly ; sori small, 

 1 to each lobe. Hk. Sp. 4. p. 217. 



Hab. Mexico and Guatemala. 



223. P. dareceforme, Hk. ; rhizome stout, wide-creeping, clothed with dense 

 linear pale-brown scales ; st. 6-9 in. L, naked, glossy \fr. 12-18 in.l., 8-12 in. br., 

 subdeltoid ; lower pinnce 4-6 in. 1., l|-2 in. br., lanceolate-deltoid ; pinnl. oblong- 

 lanceolate, the segm. with forked or entire linear distant ult. divisions ; texture 



